blakewatters/TransitionKit — pull request #19 by yusefnapora (2014-06-29 13:32:12+00:00)
Title: canFireEvent: returns false if event.sourceStates is nil

Currently, - [TKStateMachine canFireEvent] only checks whether event.sourceStates contains the state machine's currentState. However, the event will also fire if event.sourceStates is nil.